huixiang_app/lib/business_system/goods/goods_search_page.dart

import 'package:dio/dio.dart';
import 'package:flutter/material.dart';
import 'package:flutter_easyloading/flutter_easyloading.dart';
import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
import 'package:huixiang/retrofit/data/findMiNiGroupList.dart';
import 'package:huixiang/utils/font_weight.dart';
import 'package:huixiang/view_widget/classic_header.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:pull_to_refresh/pull_to_refresh.dart';
import '../../generated/l10n.dart';
import '../../retrofit/business_api.dart';
import '../../retrofit/data/base_data.dart';
import '../../retrofit/data/business_goods.dart';
import '../../utils/business_instance.dart';
import '../../utils/flutter_utils.dart';
import '../../view_widget/custom_image.dart';
import '../../view_widget/my_appbar.dart';
import '../../view_widget/my_footer.dart';
import '../../view_widget/no_data_view.dart';

class GoodsSearchPage extends StatefulWidget {
  final Map<String, dynamic> arguments;

  GoodsSearchPage({this.arguments});

  @override
  State<StatefulWidget> createState() {
    return _GoodsSearchPage();
  }
}

class _GoodsSearchPage extends State<GoodsSearchPage>
    with WidgetsBindingObserver {
  final TextEditingController editingController = TextEditingController();
  final RefreshController refreshController = RefreshController();
  final ScrollController scrollController = ScrollController();
  int optionIndex = 0;
  bool isKeyBoardShow = false;
  List<ProductListBean> productListBeans = [];
  List<String> hotSearch = [];
  List<String> historySearch = [];
  FocusNode _focusNode = FocusNode();
  bool hasFocus = true;
  int priceOrder = 0;
  int _pageIndex = 1;
  BusinessApiService businessService;
  List<AdminProductVoList> adminProductVoList = [];
  int goodsIndex = 0;

  @override
  void didChangeMetrics() {
    super.didChangeMetrics();
    WidgetsBinding.instance.addPostFrameCallback((_) {
      setState(() {
        print("object: ${MediaQuery.of(context).viewInsets.bottom}");
        if (MediaQuery.of(context).viewInsets.bottom == 0) {
          if (isKeyBoardShow) {
            isKeyBoardShow = false;
            //关闭键盘 软键盘关闭了， 清除输入控件的焦点， 否则重新进入页面会导致软键盘再弹出问题
            FocusScope.of(context).requestFocus(FocusNode());
          }
        } else {
          isKeyBoardShow = true;
        }
      });
    });
  }

  ///离开页面记着销毁和清除
  @override
  void dispose() {
    _focusNode.unfocus();
    super.dispose();
  }

  @override
  void initState() {
    super.initState();
    _focusNode.addListener(() {
      setState(() {
        hasFocus = _focusNode.hasFocus;
      });
    });
    _onRefresh();
  }

  _onRefresh({bool isShowLoad = true}) async {
    if (isShowLoad)
      EasyLoading.show(
          status: S.current.zhengzaijiazai,
          maskType: EasyLoadingMaskType.black);
    await queryGoodsList();
    EasyLoading.dismiss();
    if (!mounted) return;
    if (refreshController.isRefresh) refreshController.refreshCompleted();
    setState(() {});
  }

  ///商品列表
  queryGoodsList() async {
    if (businessService == null) {
      businessService = BusinessApiService(Dio(),
          context: context,
          token: BusinessInstance.instance.businessToken,
          tenant: BusinessInstance.instance.businessTenant,
          storeId: widget.arguments["storeId"]);
    }
    BaseData<BusinessGoods> baseData =
        await businessService.findAdminProductLis({
      "groupId": "",
      "hasStock": "",
      "keyword": editingController?.text ?? "",
      "pageIndex": _pageIndex,
      "pageSize": 10,
      "status": widget.arguments["onSaleStatus"],
    }).catchError((error) {
      SmartDialog.showToast(AppUtils.dioErrorTypeToString(error.type),
          alignment: Alignment.center);
      refreshController.refreshFailed();
      refreshController.loadFailed();
    });
    if (!mounted) return;
    if (baseData != null && baseData.isSuccess) {
      adminProductVoList.addAll(baseData?.data?.adminProductVOList ?? []);
      if ((baseData?.data?.adminProductVOList ?? []).isEmpty ||
          adminProductVoList.length == baseData.data.total)
        refreshController.loadNoData();
      else
        refreshController.loadComplete();
    } else {
      SmartDialog.showToast(baseData.msg, alignment: Alignment.center);
    }
  }

  queryGoodsUpdate() async {
    if (businessService == null) {
      businessService = BusinessApiService(Dio(),
          context: context,
          token: BusinessInstance.instance.businessToken,
          tenant: BusinessInstance.instance.businessTenant,
          storeId: widget.arguments["storeId"]);
    }
    BaseData baseData =
    await businessService.goodsUpdate({
      "productId": adminProductVoList[goodsIndex]?.id ?? "",
      "sell": widget.arguments["onSaleStatus"] == "1"?false:true,
    }).catchError((error) {
    });
    if (baseData != null && baseData.isSuccess) {
      _pageIndex = 1;
      adminProductVoList.clear();
      await _onRefresh();
      SmartDialog.showToast(widget.arguments["onSaleStatus"] == "1"?"商品下架成功":"商品上架成功", alignment: Alignment.center);
    } else {
      SmartDialog.showToast(baseData.msg, alignment: Alignment.center);
    }
  }

  @override
  Widget build(BuildContext context) {
    return GestureDetector(
      behavior: HitTestBehavior.translucent,
      onTap: () {
        FocusScope.of(context).requestFocus(FocusNode());
      },
      child: Scaffold(
        appBar: MyAppBar(
          title: "搜索",
          titleColor: Colors.black,
          leadingColor: Colors.black,
          background: Colors.white,
        ),
        body: Column(
          children: [
            Container(
              color: Colors.white,
              margin: EdgeInsets.only(bottom: 16.h),
              child:
              Container(
                height: 40.h,
                margin: EdgeInsets.fromLTRB(18.w, 17.h, 18.w, 10.h),
                alignment: Alignment.center,
                decoration: BoxDecoration(
                  color: Color(0xFFF7F8FA),
                  borderRadius: BorderRadius.circular(2),
                ),
                child: TextField(
                  textInputAction: TextInputAction.search,
                  onEditingComplete: () {
                    FocusScope.of(context).requestFocus(FocusNode());
                    _pageIndex = 1;
                    adminProductVoList.clear();
                    _onRefresh();
                  },
                  controller: editingController,
                  style: TextStyle(
                    fontSize: 14.sp,
                  ),
                  decoration: InputDecoration(
                    hintText: "请输入搜索内容",
                    hintStyle: TextStyle(
                      fontSize: 15.sp,
                      color: Color(0xFF808080),
                      fontWeight: MyFontWeight.regular
                    ),
                    isCollapsed: true,
                    prefixIcon: Padding(
                      padding: EdgeInsets.only(left: 5.w, right: 5.w),
                      child: Image.asset(
                        "assets/image/icon_search.webp",
                        width: 20.h,
                        height: 20.h,
                      ),
                    ),
                    prefixIconConstraints: BoxConstraints(),
                    border: InputBorder.none,
                  ),
                ),
              ),
            ),
            Expanded(
              child: Container(
                child: SmartRefresher(
                  controller: refreshController,
                  enablePullDown: true,
                  enablePullUp: true,
                  physics: BouncingScrollPhysics(),
                  header: MyHeader(
                    color: Color(0xFF30415B),
                  ),
                  footer: CustomFooter(
                    builder: (context, mode) {
                      return MyFooter(mode);
                    },
                  ),
                  onRefresh: () {
                    _pageIndex = 1;
                    adminProductVoList.clear();
                    _onRefresh(isShowLoad: false);
                  },
                  onLoading: () {
                    _pageIndex++;
                    _onRefresh(isShowLoad: false);
                  },
                  child: (adminProductVoList == null ||
                          adminProductVoList.length == 0)
                      ? NoDataView(
                          src: "assets/image/bs_no data_logo.webp",
                          isShowBtn: false,
                          text: "未搜索到相关数据",
                          fontSize: 16.sp,
                          margin: EdgeInsets.all(20.h),
                        )
                      : Container(
                    margin: EdgeInsets.only(bottom:20.h),
                    child: ListView.builder(
                      padding: EdgeInsets.zero,
                      itemCount: adminProductVoList?.length ?? 0,
                      scrollDirection: Axis.vertical,
                      shrinkWrap: true,
                      physics: NeverScrollableScrollPhysics(),
                      itemBuilder: (context, position) {
                        return GestureDetector(
                          onTap: () {
                            goodsIndex = position;
                          },
                          child:
                          searchGoodsItem(adminProductVoList[position]),
                        );
                      },
                    ),
                  ),
                ),
              ),
            )
          ],
        ),
      ),
    );
  }

  Widget searchGoodsItem(AdminProductVoList adminProductVoList) {
    return Container(
      decoration: BoxDecoration(
        color: Colors.white,
        borderRadius: BorderRadius.circular(8),
        boxShadow: [
          BoxShadow(
            color: Color(0x0F06152E).withAlpha(12),
            offset: Offset(0, 2),
            blurRadius: 4,
            spreadRadius: 0,
          )
        ],
      ),
      margin: EdgeInsets.only(bottom: 12.h, left: 16.w, right: 16.w),
      padding:
          EdgeInsets.only(left: 12.w, top: 12.h, bottom: 12.h, right: 24.w),
      child: Row(
        children: [
          MImage(
            adminProductVoList?.productImg ?? "",
            width: 70.h,
            height: 70.h,
            fit: BoxFit.cover,
            radius: BorderRadius.circular(4),
          ),
          SizedBox(
            width: 12.w,
          ),
          Expanded(
              child: Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            children: [
              Padding(
                padding: EdgeInsets.only(bottom: 11.h, top: 2.h),
                child: Text(
                  adminProductVoList?.productName ?? "",
                  maxLines: 1,
                  overflow: TextOverflow.ellipsis,
                  style: TextStyle(
                    fontSize: 14.sp,
                    fontWeight: MyFontWeight.medium,
                    color: Color(0xFF000000),
                  ),
                ),
              ),
              Row(
                children: [
                  Text(
                    "库存${adminProductVoList?.stock ?? 0}",
                    style: TextStyle(
                      fontSize: 10.sp,
                      fontWeight: MyFontWeight.regular,
                      color: Color(0xFFA29E9E),
                    ),
                  ),
                  SizedBox(
                    width: 8.w,
                  ),
                  Text(
                    "销量${adminProductVoList?.sellCount ?? 0}",
                    style: TextStyle(
                      fontSize: 10.sp,
                      fontWeight: MyFontWeight.regular,
                      color: Color(0xFF999999),
                    ),
                  ),
                ],
              ),
              SizedBox(
                height: 7.h,
              ),
              Row(
                children: [
                  Expanded(
                      child: Text.rich(
                    TextSpan(
                      children: [
                        TextSpan(
                          text: "¥",
                          style: TextStyle(
                            fontSize: 12.sp,
                            fontWeight: MyFontWeight.medium,
                            color: Color(0xFFF4524D),
                          ),
                        ),
                        TextSpan(
                          text: adminProductVoList?.price ?? "",
                          style: TextStyle(
                            fontSize: 14.sp,
                            fontWeight: MyFontWeight.medium,
                            color: Color(0xFFF4524D),
                          ),
                        ),
                      ],
                    ),
                  )),
                  GestureDetector(
                    behavior: HitTestBehavior.opaque,
                    onTap: (){
                      queryGoodsUpdate();
                    },
                    child:Container(
                      decoration: BoxDecoration(
                        color: Colors.white,
                        borderRadius: BorderRadius.circular(33),
                        border: Border.all(
                          color: Color(0xFF30415B),
                          width: 1,
                        ),
                      ),
                      padding:
                      EdgeInsets.symmetric(vertical: 2.h, horizontal: 12.w),
                      child: Text(
                        widget.arguments["onSaleStatus"] == "1"?"下架":"上架",
                        style: TextStyle(
                          fontSize: 12.sp,
                          fontWeight: MyFontWeight.regular,
                          color: Color(0xFF30415B),
                        ),
                      ),
                    )
                  )
                ],
              )
            ],
          )),
        ],
      ),
    );
  }
}